For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
Science is what we have learned about how to keep from fooling ourselves.
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
In order to stave off covetouness, greed, and spite, citizens world over must be educated.
The books that the world calls immoral are books that show the world its own shame.
I have no special talents. I am only passionately curious.
What we know is a drop, what we don't know is an ocean.
The most savage controversies are those about matters as to which there is no good evidence either way.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
Imagination is more important than knowledge.
My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.
Never help a child with a task at which he feels he can succeed.
To educate a person in the mind but not in morals is to educate a menace to society.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
It is possible to fly without motors, but not without knowledge and skill.
I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.
There is no authority who decides what is a good idea.
I cannot live without books.
The only good is knowledge and the only evil is ignorance.
Don't worry that children never listen to you; worry that they are always watching you.